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DeepEval

Open-source LLM evaluation framework, similar to Pytest, for unit testing LLM apps and agents

Observability tool by Confident AI

IndexedApache-2.0★ 19,081
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Chalk Labs

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pip install deepeval

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About

DeepEval evaluates LLM apps end to end, complete agent trajectories and individual agent steps such as LLM calls, tool use and retrieval. Metrics such as G-Eval, task completion, answer relevancy and hallucination use an LLM of your choice as judge or local NLP models. Confident AI adds production tracing and failure monitoring on top.

Use cases: llm-evaluation, testing

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Fact sheet

Category
Evals · open source
Self-host
Yesconfident-ai.com
Compliance (vendor says)
SOC 2, HIPAAconfident-ai.com
Regions
Canada, Australia, Japanconfident-ai.com
Works with
langchainraw.githubusercontent.com

Plans

Free$0forever; 2 user seats; 1 project; 5 test runs per week; 1 GB-month of trace spans
Starter$200/monthunlimited user seats; 5 projects; 5 GB-months of trace spans then $1 per GB-month
Team$2000/monthunlimited seats and projects; 75 GB-months of trace spans; SOC2; SSO; dedicated support channel
EnterpriseContact salescustom pricing; dedicated on-prem deployment; HIPAA; custom data residency; 24x7 support

From the vendor's pricing page, read Oct 24, 2026.

Facts read from the vendor's own pages by claude-haiku-5-5 on Oct 24, 2026; a fact is shown only with the page it came from.

Signals

Stars
19,081
Forks
2,131
Open issues
332
Last commit
Oct 23, 2026 (7 days ago)
Last release
Sep 22, 2026 (1 month ago)

Details

Packages
pypi deepeval
License
Apache-2.0
First seen
Oct 24, 2026
Last checked
Oct 24, 2026

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Rahil Jain, Co-founder, Chalk Labs. Ex-Goldman Sachs engineer. You talk to the person who builds it.

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Cite this page

DeepEval. Agent Mart. https://agentmart.dev/observability/deepeval (last updated 2026-10-24)